ZIP Code 48442

48442 is one of Michigan's ZIP codes, delivering to addresses in Holly, Oakland County.

City: Holly
County: Oakland County
State: Michigan
Prefix: 484xx

Where this code sits

48442 is part of the 484xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Holly.

Holly Michigan ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 48442 delivers to without sharing its boundary.

ZIP codes nearest 48442

The ZIP codes whose reference points sit closest to 48442.
ZIP code	Distance	Delivers to
ZIP code 48350	4.8 mi	Davisburg, MI
ZIP code 48430	5.9 mi	Fenton, MI
ZIP code 48356	8.5 mi	Highland, MI
ZIP code 48480	8.8 mi	Grand Blanc, MI
ZIP code 48357	9.1 mi	Highland, MI
ZIP code 48439	9.5 mi	Grand Blanc, MI
ZIP code 48451	9.6 mi	Linden, MI
ZIP code 48383	9.9 mi	White Lake, MI

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 48442, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 48442. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.